Home / 30,375.13-41,917.71-16,946.39

Finding the Fourth Proportional to 30,375.13, 41,917.71 and 16,946.39

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Solution

The fourth proportional to 30,375.13, 41,917.71 and 16,946.39 is: 23,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375.13 : 41,917.71 = 16,946.39 : x
  2. Step 2: Convert to fraction form
    30,375.13/41,917.71 = 16,946.39/x
  3. Step 3: Cross multiply
    30,375.13x = 41,917.71 × 16,946.39
  4. Step 4: Simplify right side
    30,375.13x = 710,353,740.61
  5. Step 5: Solve for x
    x = 710,353,740.61/30,375.13
  6. Step 6: Final answer
    x = 23,386.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.